TY - RPRT TI - NIST inter-comparison exercise program for polybrominated diphenyl ethers (PBDEs) in marine sediment: description and results of the 2004 inter-comparison exercise AU - Stapleton, Heather M AU - Keller, Jennifer M AU - Schantz, Michele M AU - Kucklick, John R AU - Wise, Stephen A PY - 2005 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST IR 7278 DO - 10.6028/NIST.IR.7278 ER -